Tieng Viet Lop 3,4,5 is an Android-based application developed by Tracy Duong under the Education & Reference category. It is a free program designed to support the learning needs of students in grades 3, 4, and 5, following the Vietnamese language textbook of the Ministry of Education and Training.

The software contains 36 weeks of supplementary exercises for books 1 and 2 of the Vietnamese language textbook, providing hints and answers to help students understand the reading materials better and guide them on how to solve the exercises. Additionally, the program includes a storytelling section featuring fairy tales suitable for children of the same age and a riddle section to entertain and stimulate their minds.